Toilet stool



FIG. 1 is a top perspective view of a toilet stool showing my new design in a closed configuration;

FIG. 2 is a left view thereof;

FIG. 3 is a right view thereof;

FIG. 4 is a front side view thereof;

FIG. 5 is a rear side view thereof;

FIG. 6 is a top plan view thereof;

FIG. 7 is a bottom plan view thereof;

FIG. 8 is a top perspective view of the toilet stool of FIG. 1 in an opened configuration;

FIG. 9 is a right view thereof;

FIG. 10 is a left view thereof;

FIG. 11 is a front view thereof;

FIG. 12 is a rear view thereof;

FIG. 13 is a top plan view thereof; and,

FIG. 14 is a bottom plan view thereof.

The broken lines in the drawings depict portions of the toilet stool that form no part of the claimed design. 

CLAIM The ornamental design for a toilet stool, as shown and described. 